diff options
| author | Stephen Warren <swarren@nvidia.com> | 2013-03-11 16:30:26 -0600 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2013-04-15 09:51:18 +0530 |
| commit | dc7badba1942270a7695ef380853abcbce725a53 (patch) | |
| tree | 9eb31de1954b195d4e14fc5751666358d1e858ab /drivers/dma | |
| parent | bcc7fa9547e7fa3b2f9b54f83ff10cd59f0f9fc6 (diff) | |
| download | linux-stable-dc7badba1942270a7695ef380853abcbce725a53.tar.gz linux-stable-dc7badba1942270a7695ef380853abcbce725a53.tar.bz2 linux-stable-dc7badba1942270a7695ef380853abcbce725a53.zip | |
dma: tegra: assume CONFIG_OF
Tegra only supports, and always enables, device tree. Remove all ifdefs
and runtime checks for DT support from the driver.
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/tegra20-apb-dma.c | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c index fcee27eae1f6..5a0b66c2a60c 100644 --- a/drivers/dma/tegra20-apb-dma.c +++ b/drivers/dma/tegra20-apb-dma.c @@ -1213,7 +1213,6 @@ static const struct tegra_dma_chip_data tegra20_dma_chip_data = { .support_channel_pause = false, }; -#if defined(CONFIG_OF) /* Tegra30 specific DMA controller information */ static const struct tegra_dma_chip_data tegra30_dma_chip_data = { .nr_channels = 32, @@ -1243,7 +1242,6 @@ static const struct of_device_id tegra_dma_of_match[] = { }, }; MODULE_DEVICE_TABLE(of, tegra_dma_of_match); -#endif static int tegra_dma_probe(struct platform_device *pdev) { @@ -1252,20 +1250,14 @@ static int tegra_dma_probe(struct platform_device *pdev) int ret; int i; const struct tegra_dma_chip_data *cdata = NULL; + const struct of_device_id *match; - if (pdev->dev.of_node) { - const struct of_device_id *match; - match = of_match_device(of_match_ptr(tegra_dma_of_match), - &pdev->dev); - if (!match) { - dev_err(&pdev->dev, "Error: No device match found\n"); - return -ENODEV; - } - cdata = match->data; - } else { - /* If no device tree then fallback to tegra20 */ - cdata = &tegra20_dma_chip_data; + match = of_match_device(tegra_dma_of_match, &pdev->dev); + if (!match) { + dev_err(&pdev->dev, "Error: No device match found\n"); + return -ENODEV; } + cdata = match->data; tdma = devm_kzalloc(&pdev->dev, sizeof(*tdma) + cdata->nr_channels * sizeof(struct tegra_dma_channel), GFP_KERNEL); @@ -1460,7 +1452,7 @@ static struct platform_driver tegra_dmac_driver = { .name = "tegra-apbdma", .owner = THIS_MODULE, .pm = &tegra_dma_dev_pm_ops, - .of_match_table = of_match_ptr(tegra_dma_of_match), + .of_match_table = tegra_dma_of_match, }, .probe = tegra_dma_probe, .remove = tegra_dma_remove, |